New Mexico bovine TB status update. The bovine TB situation in New Mexico continues to be on the forefront for the New Mexico Livestock Board, New Mexico dairy and beef industries. All of the dairies and beef herds that had any association with the TB infected Curry County herd have been TB tested. No TB positive cows were found. Additionally, all but one of the dairies in the TB Modified Accredited Advanced Zone that require annual testing have been TB tested.